package com.my.chapter20;

import net.mindview.util.OSExecute;
import net.mindView.atunit.*;
import java.util.HashSet;

public class practice5 extends HashSet<String> {
    @net.mindView.atunit.Test void _t1() {
        assert isEmpty();
        add("one");
    }
    @net.mindView.atunit.Test void _t2() {
        assert isEmpty();
        add("one");
    }

    public static void main(String[] args) throws Exception {
        OSExecute.command("java " +
                "net.mindView.atunit.AtUnit practice5");
    }
}
